Home / 56,932.86-85,403.61-15,379.50

Finding the Fourth Proportional to 56,932.86, 85,403.61 and 15,379.50

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Solution

The fourth proportional to 56,932.86, 85,403.61 and 15,379.50 is: 23,070.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,932.86 : 85,403.61 = 15,379.50 : x
  2. Step 2: Convert to fraction form
    56,932.86/85,403.61 = 15,379.50/x
  3. Step 3: Cross multiply
    56,932.86x = 85,403.61 × 15,379.50
  4. Step 4: Simplify right side
    56,932.86x = 1,313,464,820.00
  5. Step 5: Solve for x
    x = 1,313,464,820.00/56,932.86
  6. Step 6: Final answer
    x = 23,070.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.